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Parallelism, CPU Time & DMV’s
30 May 2011 12:04

Whilst reviewing the CPU statistics of a system that i knew was CPU bound i found the numbers were not adding up and i was not seeing the code i expected to see as a top CPU consumer so i decided to going digging. I quickly identified that if the query has gone parallel it: Only shows as one thread in sys.dm_exec_requests because sys. dm_exec_requests does not... Read More...

by ACALVETT | with no comments

Filed under: SQL 2005, Tools, Tips, Performance, Database Engine, 2008, 2008 R2, SQL 2008, CPU, Parallelism, DMV

The joy of template parameters
15 July 2007 20:23

I thought I would do a quick blog about template parameters since I have been writing allot of standard deployment scripts for our 2005 builds and have used them extensively. So what are they? Well they are place holders and you would you use them in the same places that you would probably put a variable. The key difference comes when you assign the values. With... Read More...

by ACALVETT | 1 comment(s)

Filed under: SQL 2005, SQL 2000, Tools

2005 - Alter failed for server XXX
13 February 2006 18:04

Thats exactly what i thought!! What the hell does that mean? Well, for me this occured in the context of running the maintenance plan integrity check task. It had been running fine for weeks but suddenly boom every time it ran it would fail with "Alter failed for server XXX". There was no obvious reason for this error so i had to dig out profiler to see what... Read More...

by ACALVETT | with no comments

Filed under: Maintenance Plans, SQL 2005, Tools, Tips